Home / 7,318,119.75-10,098,995.25-4,055,145.72

Finding the Fourth Proportional to 7,318,119.75, 10,098,995.25 and 4,055,145.72

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Solution

The fourth proportional to 7,318,119.75, 10,098,995.25 and 4,055,145.72 is: 5,596,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,119.75 : 10,098,995.25 = 4,055,145.72 : x
  2. Step 2: Convert to fraction form
    7,318,119.75/10,098,995.25 = 4,055,145.72/x
  3. Step 3: Cross multiply
    7,318,119.75x = 10,098,995.25 × 4,055,145.72
  4. Step 4: Simplify right side
    7,318,119.75x = 40,952,897,364,337.84
  5. Step 5: Solve for x
    x = 40,952,897,364,337.84/7,318,119.75
  6. Step 6: Final answer
    x = 5,596,095.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.